Show each employee metric's department, metric_value, and the overall average metric_value across al
A medium SQL mock interview question on DataDriven. Practice with AI-powered feedback, real code execution, and a hire/no-hire decision.
- Domain
- SQL
- Difficulty
- medium
Interview Prompt
Show each employee metric's department, metric_value, and the overall average metric_value across all rows. Use AVG with an empty OVER() clause. Call it overall_avg.
How This Interview Works
- Read the vague prompt (just like a real interview)
- Ask clarifying questions to the AI interviewer
- Write your sql solution with real code execution
- Get instant feedback and a hire/no-hire decision